package Storrage;

/**
 * @author lijunhao
 * 2023/7/14
 * @description TODO
 */
public class Test {
    public static void main(String[] args) {
        Upan s =  new Upan();
        Mp3 m =  new Mp3();
        Light l =  new Light();
        Computer computer = new Computer(s);
        computer.readData();
        computer.writeData();
        s.read();
        s.write();
        m.read();
        m.write();
        l.read();
        l.write();
    }
}
